Featuring a new wider fully airtight UST tubeless rim to accommodate wider tyres. The Allroad SL is the pinnacle of efficiency, ride quality and speed on the roughest roads, the loosest gravel tracks and all paths that lead to them. Thanks to its 25mm wide UST hookless rims, this wheel offers a smooth ride with a wide range of matching tubeless tyres, from 30mm to 64mm.Ride smoother and faster on rough roads, gravel and dirt25mm wide hookless UST rims for a smooth ride with a wide range of tubeless tyres from 30mm-64mmUST Road Tubeless lets you run lower tire pressure for comfort and control on rough roadsNo tubes means less friction, better efficiency and grip, and pinch-flat protectionPatented aero spokes improves ride quality and speedSuperlight, durable and easy to use and maintainISM4D rim saves weight where it matters while protecting durabilityBlack Shield rim finish offers 2 times stronger protection against rock impacts and scratchesFore drilling makes the rim fully airtight without the need for a rim tape saving 30gs per wheelID360 freewheel is low and easy maintenance and automatic bearing preload (QRM Auto) requires no adjustment and guarantees long-term durabilityLaterally stiff and vertically compliant for a dynamic ride qualityFore technology keeps the rim upper bridge solid to make the rim stifferOversize axles and bearings offers greater lateral stiffnessD360 freewheel technology is 12mm compatible, convertible to quick releaseWeight Pair: 1655gUnderstanding the different Mavic freehub body acronyms:HG or M11 – Shimano HG Road 11/12x (other speeds with spacer)MS - Shimano MicrosplineXD - SRAM XDXD-R - SRAM XD-RED11 - Campagnolo 9/12xN3W - Campagnolo 13x